.bai{
    &-tabbar{
        width: 100%;
        position: fixed;
        left: 0;
        bottom: 0;
        z-index: 999;
        height: 50px;
        display: flex;
        justify-content: space-evenly;
        background-color: #fff;
        &-item{
            width: 80px;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            color: #000;
            & span:first-child{
                font-size: 20px;
                
            }
            & span:last-child{
                margin-top: 8px;
                font-size: 12px;
                
            }
        }
    }
}